Theory LONG: Audi Warranty issues, AoA was: Car fax

Dan DiBiase d_dibiase at yahoo.com
Wed Jan 14 08:07:58 EST 2004


Ah, okay, thanks, Ti....

Dan D
'04 A4 1.8T q MT-6
Central NJ USA
--- Ti Kan <ti at amb.org> wrote:
> Dan DiBiase writes:
> > Dumb question: what is the difference between an 'interference' engine
> and
> > a 'non-interference' engne??
> 
> With an interference engine, if the timing belt (or timing chain) is to
> break, the valves will hit the piston.  A non-interference engine's
> valves
> will not hit the piston when the same failure occurs.
> 
> Virtually all modern Audi engines are interference designs, due to
> the shape of the combustion chamber and the high compression ratio.
> 
> -Ti
> 2003 A4 1.8T multitronic
> 2001 S4 biturbo 6-sp
> 1984 5000S turbo
> 1980 4000 2.0 5-sp
> -- 
>  R 1 3 5  Ti Kan
>  |_|_|_|  http://www.amb.org/ti
>    | | |  Vorsprung durch Technik
>    2 4 6


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